android-data-persistence

## Platform Notes - Optional helper plugins may help in some environments, but they must not be treated as required for this skill. # Android Data Persistence Acknowledgement: Shared by Peter Bamuhigire, techguypeter.com, +256 784 464178. <!-- dual-compat-start --> ## Use When - Android data persistence standards with Room as primary local storage and custom API backends for cloud sync. Covers SharedPreferences, DataStore, Room (entities, DAOs, relations, migrations), file storage, offline-first architecture, and... ## Evidence Produced | Category | Artifact | Format | Example | |----------|----------|--------|---------| | Data safety | Persistence model spec | Markdown doc per `skill-composition-standards/references/entity-model-template.md` covering Room entities and DAOs | `docs/android/persistence-model-orders.md` | | Correctness | Persistence test plan | Markdown doc listing CRUD, migration, and FTS test cases | `docs/android/persistence-tests-orders.md` | ## References - Use the `references/` directory for deep detail after reading the core workflow below. - `references/android-room.md` for Room entities, DAOs, relations, migrations, encryption, paging, FTS, and testing. <!-- dual-compat-end --> ## Overview Our apps use **Room** for local persistence and **custom REST API backends** for cloud data. This skill covers every storage method and when to use each. Android 10+ required. **Architecture:** Offline-first with API sync via Repository pattern. **Offline...